#wrapper {
    position:absolute; z-index:1;
    top:45px; bottom:0px; left:0;
    width:100%;    
    overflow:auto;
}

#scroller {
    position:relative;
    /*	-webkit-touch-callout:none;*/
    -webkit-tap-highlight-color:rgba(0,0,0,0);

    float:left;
    width:100%;
    padding:0;
}

/**
 *
 * 下拉样式 Pull down styles
 *
 */
#pullDown, #pullUp {
    background:#fff;
    height:40px;
    line-height:40px;
    padding:5px 10px;
    border-bottom:1px solid #ccc;
    font-weight:bold;
    font-size:14px;
    color:#888;
    box-sizing: content-box;
}
#pullDown .pullDownIcon, #pullUp .pullUpIcon  {
    display:block; float:left;
    width:40px; height:40px;   
    margin-left:30%;
    -webkit-background-size:40px 80px; background-size:40px 80px;
    -webkit-transition-property:-webkit-transform;
    -webkit-transition-duration:250ms;	
}
#pullDown .pullDownIcon {
    -webkit-transform:rotate(0deg) translateZ(0);
}
#pullUp .pullUpIcon  {
    -webkit-transform:rotate(-180deg) translateZ(0);
}

#pullDown.flip .pullDownIcon {
    -webkit-transform:rotate(-180deg) translateZ(0);
}

#pullUp.flip .pullUpIcon {
    -webkit-transform:rotate(0deg) translateZ(0);
}

#pullDown.loading .pullDownIcon, #pullUp.loading .pullUpIcon {
    background-position:0 100%;
    -webkit-transform:rotate(0deg) translateZ(0);
    -webkit-transition-duration:0ms;

    -webkit-animation-name:loading;
    -webkit-animation-duration:2s;
    -webkit-animation-iteration-count:infinite;
    -webkit-animation-timing-function:linear;
}

@-webkit-keyframes loading {
    from { -webkit-transform:rotate(0deg) translateZ(0); }
    to { -webkit-transform:rotate(360deg) translateZ(0); }
}


